Words related to round
late 14c., prouynen, proinen, of a bird, "to trim the feathers with the beak;" of a person, "to dress or groom oneself carefully," from an extended or transferred sense of Old French proignier, poroindre "cut back (vines), prune" (Modern French provigner), a word of unknown origin. Compare preen, which seems to be a variant of this word that kept the original senses.
The main modern sense of "lop superfluous twigs or branches from" is from 1540s, perhaps a separate borrowing of the French word. It is earlier in English in a general sense of "lop off as superfluous or injurious" (early 15c.).
Perhaps [Watkins] from Gallo-Roman *pro-retundiare "cut in a rounded shape in front," from pro "forth" (see pro-) + *retundiare "round off," from Latin rotundus (see round (adj.)). Klein suggests the Old French word is from provain "layer of a vine," from Latin propago (see prop (n.1)).
Related: Pruned; pruning. Pruning hook, knife with a hooked blade used for pruning plants, is from 1610s; pruning knife, knife with a curved blade, is from 1580s.
late 14c., rondeal, a short poem in a fixed form consisting of thirteen or fourteen lines on two rhymes, with regular repetitions, from Old French rondel "short poem," literally "small circle" (13c.), diminutive of roont (fem. roonde) "circular" (see round (adj.)). So called because the initial couplet is repeated at the end.
mid-14c., roundeaboute, "by a circuitous route," also "on all sides, all about," from round (adv.), for which see round (adj.), + about. As an adjective, "in a ring or circle," by mid-14c. By late 15c. (Caxton) as a preposition. As an adjective from c. 1600. Noun sense of "traffic circle" is attested from 1927. It was used earlier of other things, such as "circular course or object" (1530s), "a plump, rounded figure" (1812), "a detour" (1755), "a merry-go-round" (1763). Related: Roundaboutness.
"song in which a line or refrain is continually repeated," 1570s, from French rondelet, diminutive of rondel "short poem with a refrain," literally "small circle," diminutive of Old French rond "circle, sphere," originally an adjective from roont (see round (adj.), and compare rondel). With spelling assimilated to lay (n.1) "poem to be sung."
in English, history, "an adherent of the Parliamentary party in the English Civil War," 1641; see round (adj.) + head (n.). So called opprobriously for their custom of wearing the hair close-cropped, in contrast to the flowing curls of the cavaliers. To round (v.) "cut (the hair) short around the head" is attested from mid-15c. The party evolved into the Whigs.
also round-house, mid-15c., "lockup, place of imprisonment, a guarded building" (a sense now obsolete), from Dutch rondhuis "guardhouse;" see round (adj.) + house (n.). The U.S. railroading sense of "circular shed for locomotives with a turntable in the center" is from 1856. In pugilism, in reference to a blow delivered with a wide sweep of the arm (by 1920); in baseball of a sidearm pitch (by 1910), both perhaps extended from the mechanical sense of "round building for machinery worked by circular movement."
Roundness applies with equal freedom to a circle, a sphere, a cylinder, or a cone, and, by extension, to forms that by approach suggest any one of these : as, roundness of limb or cheek. Rotundity now applies usually to spheres and to forms suggesting a sphere or a hemisphere : as, the rotundity of the earth or of a barrel ; rotundity of abdomen. [Century Dictionary]